1900ASG - FIRE-RATED ADJUSTABLE LOUVER WITH SECURITY GRILLE

Door Louver with Fusible Link activated at 165 Degrees F that is Listed by UL and WHI. Ideal for Use in Fire Doors with up to 1-1/2 Hour Rating for Security & Detention Applications. Drilling Holes in the Door for Installation is not Required.

Operation: Adjustable blades of 16 gauge CRS pivot on cadmium-plated steel rivets. The blades are operated by a manual adjusting lever. A spring loaded fusible link mechanism is incorporated into the design; upon melting of the link, the action bar is actuated, thereby closing and locking all of the blades.

Door: for 1-3/4" steeel or composite door. Door cutout = order size

Fasteners: #8 x 3/4" Phillips flathead screws SMS.

Free Flow Area: 45% free area

Fire door testing: CAN/ULC S104, NFPA252, UBC 7-2-94, UL10(b), UL10(c). Installed in accordance with NFPA-80. Louver size shall not exceed maximum width and height shall not be less than 10" and 6", respectively. Louvers may be provided for classified hollow metal type and composite type fire doors. Consult with the Local Authority Having Jursidiction (AHJ) to determine appropriate standards. Louver frame will be labeled with Listing mark.